Barbie Signature Whitney Houston Doll. The Barbie Signature Whitney Houston Doll was unveiled on Saturday at the 5th Legacy of Love Gala in Atlanta, an annual charity event hosted by the Whitney E. Houston Legacy Foundation. According to Mattel, Whitney Houston’s doll was created in close collaboration with Pat Houston, who is the president of the foundation and executor of The Estate of Whitney E. Houston. Barbie Signature Whitney Houston Doll. Forbes Miley Cyrus Gushes About New Barbie Doll As It Goes On Sale